Home / 19,905.37-29,792.42-11,007.01

Finding the Fourth Proportional to 19,905.37, 29,792.42 and 11,007.01

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Solution

The fourth proportional to 19,905.37, 29,792.42 and 11,007.01 is: 16,474.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,905.37 : 29,792.42 = 11,007.01 : x
  2. Step 2: Convert to fraction form
    19,905.37/29,792.42 = 11,007.01/x
  3. Step 3: Cross multiply
    19,905.37x = 29,792.42 × 11,007.01
  4. Step 4: Simplify right side
    19,905.37x = 327,925,260.87
  5. Step 5: Solve for x
    x = 327,925,260.87/19,905.37
  6. Step 6: Final answer
    x = 16,474.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.